feat(panel): connect dashboard page to representation monthly stats

تبدیل صفحه dashboard پنل به Server Component که آمار ماهانه نماینده را
از API می‌گیرد (year/month میلادی جاری) و با adaptRepresentationDashboard
به propهای کامپوننت map می‌کند. حذف داده mock.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

helper/index.js

@@ -696,3 +696,18 @@ export function adaptRepresentationInfo(representationInfo) {
     chart_amount_income: [],
   };
 }
+
+export function adaptRepresentationDashboard(dashboard) {
+  const stats = dashboard?.data?.stats ?? dashboard?.stats ?? {};
+  const daily = Array.isArray(stats.daily) ? stats.daily : [];
+
+  return {
+    number_of_patients: stats.total_appointments ?? 0,
+    today_turns: daily.length ? daily[daily.length - 1].appointments ?? 0 : 0,
+    payments: stats.total_revenue_rials ?? 0,
+    commission_rials: stats.commission_rials ?? 0,
+    chart_amount_income: daily.map((d) => d.revenue ?? 0),
+    list_of_doctors_appointments: [],
+    todays_activities: [],
+  };
+}